<!DOCTYPE html>
<html lang="zh-cn">
<head>
	<meta charset="utf-8">
	<title>012-ID选择器.html</title>
	<style>
		#zxc{
			color: green;
		}
		#ddc{
			color: gold;
		}
	</style>
</head>
<body>
	<p id="zxc">自行车</p>
	<p id="ddc">电动车</p>
</body>
</html>